Ronaldo team had a nervy opening to the Euro 2020 campaign against Hungary but just managed to win in it with three goals in the final six minutes.
They get to face Germany in their second game in Group F with the two nations separated by their fortunes in the opening games.
As the holders thumped Hungary 3-0 in Budapest, Germany were at home in Munich losing 1-0 to world champions France.
The last time these two nations faced off was in the 2014 World Cup, and Germany beat Portugal 4-0.
When does Portugal vs Germany kick off? Saturday 19th June, 2021 – 17:00 (UK)
Where is Portugal vs Germany being played? Allianz Arena, Munich
Where can I get tickets for Portugal vs Germany? Click here for the latest ticket information
What TV channel is Portugal vs Germany on in the UK? ITV
Where can I stream Portugal vs Germany in the UK? This match can be streamed live on the ITV Hub
For the Portuguese, that marked a fourth straight loss to Germany but these two nations have had very different fortunes.
Portugal are a much better side and coming here with three straight clean sheets and unbeaten in seven matches should give them the confidence.
Now, they will however be well tested here, with the only serious of their three straight clean sheets being against Spain.